1 package nat
2
3 import (
4 "strings"
5 "testing"
6 )
7
8 func TestParsePortRange(t *testing.T) {
9 if start, end, err := ParsePortRange("8000-8080"); err != nil || start != 8000 || end != 8080 {
10 t.Fatalf("Error: %s or Expecting {start,end} values {8000,8080} but found {%d,%d}.", err, start, end)
11 }
12 }
13
14 func TestParsePortRangeEmpty(t *testing.T) {
15 if _, _, err := ParsePortRange(""); err == nil || err.Error() != "empty string specified for ports" {
16 t.Fatalf("Expected error 'empty string specified for ports', got %v", err)
17 }
18 }
19
20 func TestParsePortRangeWithNoRange(t *testing.T) {
21 start, end, err := ParsePortRange("8080")
22 if err != nil {
23 t.Fatal(err)
24 }
25 if start != 8080 || end != 8080 {
26 t.Fatalf("Expected start and end to be the same and equal to 8080, but were %v and %v", start, end)
27 }
28 }
29
30 func TestParsePortRangeIncorrectRange(t *testing.T) {
31 if _, _, err := ParsePortRange("9000-8080"); err == nil || !strings.Contains(err.Error(), "invalid range specified for port") {
32 t.Fatalf("Expecting error 'invalid range specified for port' but received %s.", err)
33 }
34 }
35
36 func TestParsePortRangeIncorrectEndRange(t *testing.T) {
37 if _, _, err := ParsePortRange("8000-a"); err == nil || !strings.Contains(err.Error(), "invalid syntax") {
38 t.Fatalf("Expecting error 'invalid syntax' but received %s.", err)
39 }
40
41 if _, _, err := ParsePortRange("8000-30a"); err == nil || !strings.Contains(err.Error(), "invalid syntax") {
42 t.Fatalf("Expecting error 'invalid syntax' but received %s.", err)
43 }
44 }
45
46 func TestParsePortRangeIncorrectStartRange(t *testing.T) {
47 if _, _, err := ParsePortRange("a-8000"); err == nil || !strings.Contains(err.Error(), "invalid syntax") {
48 t.Fatalf("Expecting error 'invalid syntax' but received %s.", err)
49 }
50
51 if _, _, err := ParsePortRange("30a-8000"); err == nil || !strings.Contains(err.Error(), "invalid syntax") {
52 t.Fatalf("Expecting error 'invalid syntax' but received %s.", err)
53 }
54 }
55
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